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3 Elfrida Street Mosman NSW 2088

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BASIX certificate and NatHERS rating

BASIX certificate (alterations and additions)

This BASIX certificate is for alterations and additions, such as an extension or a pool, rather than a whole new house.

LED lighting
Yes

Construction and insulation

  • Suspended floor with enclosed subfloor: other/undecided R1.30 (down) (including construction) N/A

Certificate A1828348, issued 7 January 2026, from the council's DA documents.

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What else should you know about this block?

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